The German Concrete and Construction Technology Association (DBV) has honored O. Univ.-Prof. Dr. mult., Dr.-Ing. E.h. mult. Konrad Bergmeister with the association‘s highest award, the...
In early June 2025 two 6.65 m diameter Earth Pressure Balance TBMs finished their excavation work on India’s Delhi Metro Phase IV DC‑07 package, achieving a seamless drive from Airforce Station to...
With its new formula, the epoxy resin filler “StoPox WB 50” speeds up construction site processes. It is designed for filling and partial reprofiling of tunnel inner shells and is also suitable for...
In late June 2025, the last of two Herrenknecht Single Shield TBMs successfully completed its drive for the new railway line between Rishikesh and Karnaprayag in the Indian Himalayas. The first machine had already reached its destination in mid-April. Now both parallel tubes of the more than 20-kilometer-long tunnel system are complete.
The final part of the series of articles on risk management and contract models in tunnel construction focuses on the selection and description of remuneration models as a central component of project delivery models.
Excavated material from tunnel construction is a valuable resource and by no means waste. It can be used for a variety of construction purposes, for example in traffic infrastructure construction or...
In April 2025, Prof. Dr.-Ing. Roland Leucker turned 60 and has thus dedicated almost exactly a third of his life to STUVA. When he was offered the position of Deputy Managing Director in 2006 by...
It is an ambitious plan set to revolutionize the Paris transportation network: The realization of the Grand Paris Express includes the extension of an existing metro line (Line 14) and the construction of four new metro lines in the inner and outer ring zones (Lines 15, 16, 17, and 18). Completion is planned for 2030, but even in the early construction phases, it became clear: this is no ordinary infrastructure project. Line 17, in particular – intended to connect northern Paris with Le Mesnil-Amelot – posed major challenges for the engineering and construction team.
The 3rd PIARC International Conference on Road Tunnel Operations and Safety will take place in Cracow in October 2026. The third edition of this event will explore key aspects of road tunnel planning, design, and construction, with a strong focus on safety, operation, and maintenance. Until 15th October 2025 the World Road Association PIARC accepts abstract submissions.
